The term nonrenewable resource is generally used to refer to the energy-providing resources of oil, coal, natural gas and uranium. Nonrenewable resources are any resources comprised solely, or in part, from elements on t... More »

A renewable source is a substance of significant economic value that can be replenished or replaced in the same amount of time or less it takes to draw the supply down. Some renewable sources have a seemingly endless sup... More » Science Environmental Science Natural Resources

Salt, or sodium chloride, is a non-renewable resource. A resource is defined as renewable only if it is self-replenishing. While new salt is being formed by natural processes in the earth, the timescale for that formatio... More »

Some examples of limited resources include coal, nuclear, natural gas, metal ores and oil. Limited resources are basically those resources that take a relatively long time to replenish. Unlimited resources or renewable r... More »

Natural resources of Alberta, Canada, include natural gas, oil, minerals, coal and the Athabasca oil sands. Especially rich in resources, this vast region of Canada is considered the country's energy province, despite th... More »

The Midwest region of the United States has natural resources such as water, soil, coal, oil, iron ore, limestone, lumber, wind and natural gas. Within the Midwest lies plains, grasslands, forests and mining sites, makin... More »

A savanna or a grassland biome is home to a number of natural resources, including water, livestock and lumber in tropical savannas, and coal, oil, wheat, gas, oats and livestock in temperate savannas. Some grasslands ar... More »